Structtest

BasicSyntax/structtest/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "structtest"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

BasicSyntax/structtest/src/main.rs

@@ -0,0 +1,54 @@
+enum Class{
+    AC,
+    BC,
+    CC,
+    DC
+}
+
+struct Student{
+    name: String,
+    age: i64,
+    score: f32,
+    class: Class
+}
+
+trait Action{
+    //接口类
+    fn show_age(&self) -> i64 ;
+    fn show_class(&self);
+}
+
+impl Action for Student{
+    fn show_age(&self) -> i64 {
+        return self.age;
+    }
+    fn show_class(&self){
+        match self.class{
+            Class::AC => println!("Class A"),
+            Class::BC => println!("Class B"),
+            Class::CC => println!("Class C"),
+            Class::DC => println!("Class D"),
+            _ => println!("No Class!")
+        }
+    }
+}
+
+impl Student{
+    fn show_score(&self) -> f32 {
+        return self.score;
+    }
+    fn prt(&self){
+        println!("Name: {0}, Age: {1}, Score: {2}", self.name, self.age, self.score);
+    }
+}
+fn main() {
+    let s= Student{
+        name : "Van".to_string(), 
+        age : 18, 
+        score : 99.9,
+        class : Class::AC
+        };
+    println!("{}", s.show_score());
+    println!("{}", s.show_age());
+    s.prt();
+}